obama. this won't go aaway. somebody has to look into it. everything was changed since the presidential debate. there's no denies the solid mitt romney rally, but it's the biden/ryan debate later this week everyone is waiting to see. you can see it here on cnbc beginning with "the kudlow report." here to discuss it is keith boykin and sarah fagan. i'm really excited about the ryan/biden debate, and i want to say -- by the way, i'm not a guy that's going to make a lot of fun of joe biden, because i think he can be very effective. where is biden going to go? where is he going to go for the first crunch, the first sword in the ribs to paul ryan? >> i think the ryan plan. i think that's what he'll go for. on the one hand mitt romney kind of endorsed the ryan plan but he's walked away if it. i think he's going in on that, and he'll go in on the inconsistencies on where ryan and romney stand on the issues. he will force ryan to sort of defend his candidate and stand up for him, and i think he's also going after foreign policy. joe biden used to be